Climate at a Glance

Divisional Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of October 2020. For more information, please see Climatological Rankings.


Illinois, Climate Division 6. West Southwest

Average Temperature Rankings, April 2011

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
April 2011
1-Month
55.4°F
(13.0°C)
53.0°F
(11.7°C)
2.4°F
(1.3°C)
95th Coolest Coolest since: 2009 1907
32nd Warmest Warmest since: 2010 1896
Ties: 1929, 1976, 2004
Mar–Apr 2011
2-Month
49.4°F
(9.7°C)
47.3°F
(8.5°C)
2.1°F
(1.2°C)
97th Coolest Coolest since: 2009 1926
30th Warmest Warmest since: 2010 2012
Ties: 1903
Feb–Apr 2011
3-Month
43.6°F
(6.4°C)
42.0°F
(5.6°C)
1.6°F
(0.8°C)
93rd Coolest Coolest since: 2008 1899, 1978
34th Warmest Warmest since: 2010 2012
Ties: 1915
Jan–Apr 2011
4-Month
38.6°F
(3.7°C)
38.2°F
(3.4°C)
0.4°F
(0.3°C)
72nd Coolest Coolest since: 2010 1912
55th Warmest Warmest since: 2009 2012
Ties: 1915, 1922, 1944, 1949
Dec 2010–Apr 2011
5-Month
36.2°F
(2.3°C)
36.8°F
(2.7°C)
-0.6°F
(-0.4°C)
39th Coolest Coolest since: 2001 1978
87th Warmest Warmest since: 2010 2012
Ties: 1947
Nov 2010–Apr 2011
6-Month
37.7°F
(3.2°C)
37.7°F
(3.2°C)
0.0°F
(0.0°C)
59th Coolest Coolest since: 2008 1904, 1912
67th Warmest Warmest since: 2010 2012
Ties: 1898
Oct 2010–Apr 2011
7-Month
40.5°F
(4.7°C)
40.3°F
(4.6°C)
0.2°F
(0.1°C)
65th Coolest Coolest since: 2003 1912
61st Warmest Warmest since: 2010 2012
Ties: 1929
Sep 2010–Apr 2011
8-Month
44.0°F
(6.7°C)
43.8°F
(6.6°C)
0.2°F
(0.1°C)
70th Coolest Coolest since: 2010 1904
56th Warmest Warmest since: 2008 2017
Ties: 1908, 1947, 1950, 2018
Aug 2010–Apr 2011
9-Month
47.7°F
(8.7°C)
47.2°F
(8.4°C)
0.5°F
(0.3°C)
74th Coolest Coolest since: 2010 1918
52nd Warmest Warmest since: 2008 2017
Ties: 1907, 1966, 1989
Jul 2010–Apr 2011
10-Month
50.8°F
(10.4°C)
50.2°F
(10.1°C)
0.6°F
(0.3°C)
85th Coolest Coolest since: 2010 1918
41st Warmest Warmest since: 2008 2012
Ties: 1909, 1941, 1945, 1990, 2013
Jun 2010–Apr 2011
11-Month
53.1°F
(11.7°C)
52.2°F
(11.2°C)
0.9°F
(0.5°C)
90th Coolest Coolest since: 2010 1904
36th Warmest Warmest since: 2008 2017
Ties: 1898, 1945, 2005
May 2010–Apr 2011
12-Month
54.1°F
(12.3°C)
53.2°F
(11.8°C)
0.9°F
(0.5°C)
92nd Coolest Coolest since: 2010 1918
34th Warmest Warmest since: 2008 2017
Ties: 1934, 1938, 1988, 2007
Nov 2009–Apr 2011
18-Month
49.0°F
(9.4°C)
48.0°F
(8.9°C)
1.0°F
(0.5°C)
99th Coolest Coolest since: 2010 1905
26th Warmest Warmest since: 2008 2017
Ties: 1915, 1987
May 2009–Apr 2011
24-Month
53.3°F
(11.8°C)
53.1°F
(11.7°C)
0.2°F
(0.1°C)
67th Coolest Coolest since: 2010 1905
58th Warmest Warmest since: 2009 2017
Ties: 1898, 1901, 1920, 1924, 1964, 1984, 1986
May 2008–Apr 2011
36-Month
53.2°F
(11.8°C)
53.1°F
(11.7°C)
0.1°F
(0.1°C)
58th Coolest Coolest since: 1998 1979
66th Warmest Warmest since: 2010 2018
Ties: 1948, 1949, 1959, 1983
May 2007–Apr 2011
48-Month
53.5°F
(11.9°C)
53.1°F
(11.7°C)
0.4°F
(0.2°C)
78th Coolest Coolest since: 2010 1980
45th Warmest Warmest since: 2010 2019
Ties: 1939, 1943, 1948, 1954, 1967, 2010
May 2006–Apr 2011
60-Month
53.6°F
(12.0°C)
53.1°F
(11.7°C)
0.5°F
(0.3°C)
78th Coolest Coolest since: 1999 1906
44th Warmest Warmest since: 2010 2020
Ties: 1937, 1954, 1959

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published November 2020, retrieved on December 3, 2020 from https://www.ncdc.noaa.gov/cag/